Wireless Doorbell Chimes 2 Door Bell Receiver 1 Remote Button Extra Long Range

Description

Function and feature:
Doorbell Type:Wireless
Work Voltage of the Remote Button: 23A  12V(batteries not included)
Operating Frequency:315MHZ
Transmission distance:100 meters in open area
Package include:(
Butteries are not included
)
Doorbell Receiver*2
Remote Button*1